Patent US4497204A successfully refreshed from Google Patents.
US3363545A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical printing apparatus with means to control boundary layer effect
Assignee: OI Glass Inc
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Filing: 1966-07-08
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Granted: 1968-01-16
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Expires: 1986-07-08
Abstract
No abstract record available.
Inventors
- 👤 William E Johnson
- 👤 John Douglas F St
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 01:40
CPC Classifications
G; G06; G06K; G06K15/00; G06K15/02; G06K15/14; G03; G03G; G03G15/00; G03G15/14; G03G15/16; Y; Y10; Y10S; Y10S101/00; Y10S101/37
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2478726A
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US2709917A
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US2948148A
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US2892582A
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US3081698A
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US3216455A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-15 | 1971-07-17 | 1972-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-15 | 1975-07-17 | 1976-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-15 | 1979-07-17 | 1980-01-16 | $7700.00 | Window Closed / Lapsed |